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platform: do not prune kernel added routes

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IPv6 routes having metric 0 and routes having rt_source == kernel
are entirely managed by kernel, NM should not try to remove them.

https://bugzilla.redhat.com/show_bug.cgi?id=1821787
This commit is contained in:
Antonio Cardace 2020-07-08 12:27:46 +02:00
parent cd89026c5f
commit 9ecc27f6d3
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GPG key ID: 6BF80ABD43E377D3
1 changed files with 10 additions and 1 deletions
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11
src/platform/nm-platform.c
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@ -4230,9 +4230,18 @@ nm_platform_ip_route_get_prune_list (NMPlatform *self,
} else if (route_table_sync == NM_IP_ROUTE_TABLE_SYNC_MODE_MAIN) {
if (!nm_platform_route_table_is_main (NMP_OBJECT_CAST_IP_ROUTE (obj)->table_coerced))
continue;
} else
} else {
nm_assert (route_table_sync == NM_IP_ROUTE_TABLE_SYNC_MODE_ALL);
/* IPv6 routes having metric 0 and routes having rt_source == NM_IP_CONFIG_SOURCE_RTPROT_KERNEL
* are entirely managed by kernel, let's not touch them */
if (addr_family == AF_INET6 && NMP_OBJECT_CAST_IP6_ROUTE (obj)->metric == 0)
continue;
if ( nm_platform_route_table_uncoerce (NMP_OBJECT_CAST_IP_ROUTE (obj)->table_coerced, TRUE) == RT_TABLE_LOCAL
&& NMP_OBJECT_CAST_IP_ROUTE (obj)->rt_source == NM_IP_CONFIG_SOURCE_RTPROT_KERNEL)
continue;
}
g_ptr_array_add (routes_prune, (gpointer) nmp_object_ref (obj));
}